Re: [PATCH] RISC-V: Apply vla vs. vls mode heuristic vector COST model

Given that it's almost verbatim aarch64's implementation and the general approach appears sensible, LGTM. Regards Robin

[PATCH] RISC-V: Apply vla vs. vls mode heuristic vector COST model

This patch apply vla vs. vls mode heuristic which can fixes the following FAILs: FAIL: gcc.target/riscv/rvv/autovec/pr111751.c -O3 -ftree-vectorize scan-assembler-not vset FAIL: gcc.target/riscv/rvv/autovec/pr111751.c -O3 -ftree-vectorize scan-assembler-times li\\s+[a-x0-9]+,0\\s+ret 2 The root